The chairman of Dubai carrier Emirates said on Tuesday he was not happy with Boeing, which he said had promised him that it would fix issues plaguing the U.S. planemaker, including its 777X program.

Emirates is unhappy with the long delays to Boeing's 777X widebody programme and expects the US plane maker's new management to fix the issues, the airline's chief executive has said. The airline has received assurances from Boeing that it will address the issue,